Why does ink separate

As the solvent continues to travel up the paper, the different coloured substances spread apart. In this example, the colours separated substances are yellow, red and black. A pure substance will only produce one spot on the chromatogram during paper chromatography. Two substances will be the same if they produce the same colour of spot, and their spots travel the same distance up the paper. Alexis Writing has many years of freelance writing experience.

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Simple Chromatography Experiments. How to Separate the Components of Ink. Food Coloring Experiments. How Does Ink Diffuse in Water? How to Separate Ink From Water. Easy Minute Science Projects. How Ink Is Made. Cool Science Experiments for Teens.

Plant Pigments Found in Spinach. Simple chromatography is carried out on paper. A spot of the mixture is placed near the bottom of a piece of chromatography paper. The paper is then placed upright in a suitable solvent , such as water. As the solvent soaks up the paper, it carries the mixtures with it. Different components of the mixture will move at different rates. This separates the mixture out.